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Finding the Fourth Proportional to 4,801.48, 7,202.14 and 2,748.04

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Solution

The fourth proportional to 4,801.48, 7,202.14 and 2,748.04 is: 4,122.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,801.48 : 7,202.14 = 2,748.04 : x
  2. Step 2: Convert to fraction form
    4,801.48/7,202.14 = 2,748.04/x
  3. Step 3: Cross multiply
    4,801.48x = 7,202.14 × 2,748.04
  4. Step 4: Simplify right side
    4,801.48x = 19,791,768.81
  5. Step 5: Solve for x
    x = 19,791,768.81/4,801.48
  6. Step 6: Final answer
    x = 4,122.01

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.